No, he has not watched the whole movie. The answer would be D. he only has 2/15 to watch.
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6 (7x - 3)
You have to factor 6 out of 42x - 18.
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5 is b because 3/6 is equivalent to 1/2
6 is a because 1/6 is less than half
You should get it now from my previous answer.
But to apply it.
9 - 8b + 6b
9 + (-8b + 6b) <- Collect like bases (b)
9 + (-2b)
9 - 2b
Therefore it simplified is 9 - 2b
